crackbrain

[ krak-breyn ]

noun

1. a foolish, senseless, or insane person.

crackbrain

/ ˈkrækˌbreɪn /

noun

1. a person who is insane

Word History and Origins

Origin of crackbrain¹

First recorded in 1560–70; crack(ed) + brain

Example Sentences

Since I spent most of 2020 trying to ignore that crackbrain, several of his other abhorrent acts escaped my notice, including his assistance in bailing out Kyle Rittenhouse, the 17-year-old charged with gunning down two people in Kenosha, Wisconsin who were protesting the police shooting of Jacob Blake.

From Salon

Hardly a hero, or crackbrain, or rantipole in Europe, one would think, but must have been then on exhibition somewhere in Naples.

From Project Gutenberg

You're no weakling, no romantic, filibustering crackbrain!

From Project Gutenberg

The return of War-great General Erich Friedrich Wilhelm Ludendorff from the obscurity of a suspect crackbrain to official sanity just as sound as any other German's nowadays, and also to official greatness, was accomplished last week by Adolf Hitler.

From Time Magazine Archive

Whether it was some crackbrain scribbler who tried to prove Poe "mad," some accomplished scholar who endeavored to disparage him in order to magnify some other writer, or some silly woman who attempted to foist herself into notice by relating "imaginary facts" concerning the poet's hidden life, Mrs. Whitman was always ready to defend her dead friend.

From Project Gutenberg